IArray define TONS of instances of IArray class... You will surely have to define a type for your expression. For your example you could use: arr::Array Int Int On Thu, Feb 26, 2009 at 18:19, Daniel Fischer <daniel.is.fischer@web.de>wrote:

Am Donnerstag, 26. Februar 2009 21:59 schrieb Rafael Gustavo da Cunha Pereira Pinto:

...

Please, post the error messages.

Maybe all is needed is an explicit type declaration...

Yup! Are you an experienced victim of the monomorphism restriction?

Cheers, Daniel

-- Rafael Gustavo da Cunha Pereira Pinto Electronic Engineer, MSc. -- Rafael Gustavo da Cunha Pereira Pinto Electronic Engineer, MSc.